smsb-web-develop/keycloak-theme/login/resources/css/login.scss

$blue: #1C5CB0;
$gray: #C4C4C4;

* {
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  box-sizing: border-box;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif;
  background-color: #F4F7FB;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

a {
  border: none;
  outline: none;
  text-decoration: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
}

.c-login {
  display: flex;
  min-height: 100%;
  width: 100%;

  &__img {
    flex: 1 1 400px;
    display: inline-block;
    background: url('../img/illustration.png') 50% 50% / 757px 613px no-repeat;
  }

  &__main {
    flex: 1 0 auto;
  }
}

@media screen and (max-width: 900px) {
  .c-login__img {
    display: none;
  }
}

.c-login-form {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px 0 80px;
  background-color: #FFFFFF;
  overflow: auto;

  &__header {
    display: inline-flex;
    align-items: center;
  }

  &__logo {
    display: inline-block;
    width: 142px;
    height: 36px;
    background: url('../img/logo.png') 0 0 / 100% 100% no-repeat;
  }

  &__name {
    padding-left: 10px;
    color: $blue;
    font-size: 28px;
    font-weight: bold;
    line-height: 1;
  }

  &__tip {
    padding: 20px;
    height: 100px;

    .success {
      color: #67C23A;
    }

    .warning {
      color: #E6A23C;
    }

    .error {
      color: #F56C6C;
    }

    .info {
      color: #409EFF;
    }
  }

  &__wrapper {
    display: inline-flex;
    flex-direction: column;
    color: $gray;
  }

  &__error {
    height: 30px;
    color: #F56C6C;
    font-size: 12px;
    line-height: 24px;
    white-space: nowrap;
  }

  &__label {
    font-size: 24px;
    line-height: 1;
  }

  &__section {
    display: inline-flex;
    align-items: center;
    padding: 8px 0 2px;
    border-bottom: 1px solid currentColor;
  }

  &__input {
    width: 320px;
    height: 30px;
    font-size: 18px;
    line-height: 30px;
    border: none;
    outline: none;

    &.password {
      -webkit-text-security: disc;
    }
  }

  &__icon {
    display: inline-block;
    margin-left: 10px;
    width: 30px;
    height: 30px;
    background-position: 0 0;
    background-size: 100% 100%;
    background-repeat: no-repeat;

    &.user {
      background-image: url('../img/icon_user.png')
    }

    &.lock {
      background-image: url('../img/icon_lock.png')
    }
  }

  &__submit {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 360px;
    height: 40px;
    margin-top: 50px;
    color: #ffffff;
    font-size: 18px;
    border: none;
    background-color: $blue;
    border-radius: 8px;
    cursor: pointer;

    &[disabled] {
      background-color: $gray;
    }
  }
}